Basic introduction of polyester yarn

Polyester yarn refers to the yarn spun from polyester. Polyester is a fiber made by spinning a type of polymer. Mostly refers to the fiber produced with ethylene phthalate as the raw material. According to the English of its raw material The abbreviation of the name "polyethylene terephthalate", and the abbreviation "PET" fiber. It is commonly called polyester in our country. Usually the so-called "yarn" actually refers to the collective term of "yarn" and "thread". It is defined as follows in the science of clothing materials: "Yarn" is the arrangement of many short fibers or filaments in an approximately parallel state and along the axial direction. Rotation and twisting forms a slender object with a certain strength and linear density; while "thread" is a strand made by twisting two or more single yarns. Yarn is made of cotton, wool, hemp, chemical fiber, etc., which are stretched and twisted into thin strands (usually used as the raw material for weaving), and then twisted into multiple strands of cotton, hemp, silk, wool and other fine strands of materials Thin strands are called lines.